Home / 7,971,004-12,689,557

Finding the Third Proportional to 7,971,004 and 12,689,557

Calculator

Solution

The third proportional to 7,971,004 and 12,689,557 is: 20,201,326.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,971,004 : 12,689,557 = 12,689,557 : x
  2. Step 2: Convert to fraction form
    7,971,004/12,689,557 = 12,689,557/x
  3. Step 3: Cross multiply
    7,971,004x = 12,689,557 × 12,689,557
  4. Step 4: Simplify right side
    7,971,004x = 161,024,856,856,249
  5. Step 5: Solve for x
    x = 161,024,856,856,249/7,971,004
  6. Step 6: Final answer
    x = 20,201,326.82

Related Problems

Find third proportional to 3,985,502 and 6,344,778.50
Half scale
Find third proportional to 15,942,008 and 25,379,114
Double scale
Find third proportional to 7,971,006 and 12,689,560
Similar ratio
Find third proportional to 11,956,506 and 19,034,335.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.